private VirtualMachine launch(DebuggerInfo info) throws DebuggerException {
    // create process & read password for local debugging

    // create main class & arguments ...............................................
    StringBuffer sb = new StringBuffer();
    sb.append(mainClassName);
    String[] infoArgs = info.getArguments();
    int i, k = infoArgs.length;
    for (i = 0; i < k; i++) sb.append(" \"").append(infoArgs[i]).append('"'); // NOI18N
    String main = new String(sb);

    // create connector ..............................................................
    VirtualMachineManager vmm = Bootstrap.virtualMachineManager();
    java.util.List lcs = vmm.launchingConnectors();
    k = lcs.size();
    for (i = 0; i < k; i++)
      if (((LaunchingConnector) lcs.get(i)).name().indexOf("RawCommandLineLaunch") >= 0) // NOI18N
      break;
    if (i == k) {
      finishDebugger();
      throw new DebuggerException(
          new MessageFormat(bundle.getString("EXC_Cannot_find_launcher"))
              .format(
                  new Object[] {
                    "RawCommandLineLaunch" // NOI18N
                  }));
    }
    LaunchingConnector lc = (LaunchingConnector) lcs.get(i);
    String transport = lc.transport().name();

    // create commandLine & NbProcessDescriptor ..............................
    NbProcessDescriptor debugerProcess;
    if (info instanceof ProcessDebuggerInfo)
      debugerProcess = ((ProcessDebuggerInfo) info).getDebuggerProcess();
    else debugerProcess = ProcessDebuggerType.DEFAULT_DEBUGGER_PROCESS;

    // generate password
    String password;
    if (transport.equals("dt_shmem")) { // NOI18N
      connector = getAttachingConnectorFor("dt_shmem");
      password = generatePassword();
      args = connector.defaultArguments();
      ((Argument) args.get("name")).setValue(password);
    } else {
      try {
        java.net.ServerSocket ss = new java.net.ServerSocket(0);
        password = "" + ss.getLocalPort(); // NOI18N
        ss.close();
      } catch (java.io.IOException e) {
        finishDebugger();
        throw new DebuggerException(
            new MessageFormat(bundle.getString("EXC_Cannot_find_empty_local_port"))
                .format(new Object[] {e.toString()}));
      }
      connector = getAttachingConnectorFor("dt_socket");
      args = connector.defaultArguments();
      ((Argument) args.get("port")).setValue(password);
    }
    HashMap map =
        Utils.processDebuggerInfo(
            info,
            "-Xdebug -Xnoagent -Xrunjdwp:transport="
                + // NOI18N
                transport
                + ",address="
                + // NOI18N
                password
                + ",suspend=y ", // NOI18N
            main);
    MapFormat format = new MapFormat(map);
    String commandLine =
        format.format(
            debugerProcess.getProcessName()
                + " "
                + // NOI18N
                debugerProcess.getArguments());
    println(commandLine, ERR_OUT);
    /*
    We mus wait on process start to connect...
    try {
      process = debugerProcess.exec (format);
    } catch (java.io.IOException exc) {
      finishDebugger ();
      throw new DebuggerException (
        new MessageFormat (bundle.getString ("EXC_While_create_debuggee")).
          format (new Object[] {
            debugerProcess.getProcessName (),
            exc.toString ()
          }),
        exc
      );
    }
    return connect (
      null,
      connector,
      args
    );*/

    /*      S ystem.out.println ("attaching: ");
    Utils.showConnectors (vmm.attachingConnectors ());

    S ystem.out.println ("launching: ");
    Utils.showConnectors (vmm.launchingConnectors ());

    S ystem.out.println ("listening: ");
    Utils.showConnectors (vmm.listeningConnectors ());*/

    // set debugger-start arguments
    Map params = lc.defaultArguments();
    ((Argument) params.get("command"))
        .setValue( // NOI18N
            commandLine);
    ((Argument) params.get("address"))
        .setValue( // NOI18N
            password);

    // launch VM
    try {
      return lc.launch(params);
    } catch (VMStartException exc) {
      showOutput(process = exc.process(), ERR_OUT, ERR_OUT);
      finishDebugger();
      throw new DebuggerException(
          new MessageFormat(bundle.getString("EXC_While_create_debuggee"))
              .format(
                  new Object[] {format.format(debugerProcess.getProcessName()), exc.toString()}),
          exc);
    } catch (Exception exc) {
      finishDebugger();
      throw new DebuggerException(
          new MessageFormat(bundle.getString("EXC_While_create_debuggee"))
              .format(
                  new Object[] {format.format(debugerProcess.getProcessName()), exc.toString()}),
          exc);
    }
  }
    private void refresh(int index) {
      GridBagConstraints c = new GridBagConstraints();

      // No connector ................
      if (acs.size() == 0) {
        add(new JLabel(bundle.getString("CTL_No_Connector")), c);
        return;
      }

      // Connector switch ................
      if (acs.size() > 1) {
        c.insets = new Insets(0, 0, 3, 3);
        add(new JLabel(bundle.getString("CTL_Connector")), c);

        cbConnectors = new JComboBox();
        int i, k = acs.size();
        for (i = 0; i < k; i++) {
          AttachingConnector ac = (AttachingConnector) acs.get(i);
          int jj = ac.name().lastIndexOf('.');
          String s = (jj < 0) ? ac.name() : ac.name().substring(jj + 1);
          cbConnectors.addItem(s + " (" + ac.description() + ")");
        }
        c = new GridBagConstraints();
        c.insets = new Insets(0, 3, 3, 0);
        c.weightx = 1.0;
        c.fill = java.awt.GridBagConstraints.HORIZONTAL;
        c.gridwidth = 0;
        cbConnectors.setSelectedIndex(index);
        cbConnectors.setActionCommand("SwitchMe!");
        cbConnectors.addActionListener(this);
        add(cbConnectors, c);
      }

      ac = (AttachingConnector) acs.get(index);

      // Transport ................
      c = new GridBagConstraints();
      c.insets = new Insets(3, 0, 0, 3);
      add(new JLabel(bundle.getString("CTL_Transport")), c);

      JTextField tfTransport = new JTextField(ac.transport().name());
      tfTransport.setEnabled(false);
      c = new GridBagConstraints();
      c.gridwidth = 0;
      c.insets = new Insets(3, 3, 0, 0);
      c.fill = java.awt.GridBagConstraints.HORIZONTAL;
      c.weightx = 1.0;
      add(tfTransport, c);

      // Other params ................
      args = ac.defaultArguments();
      tfParams = new JTextField[args.size()];
      Iterator it = args.keySet().iterator();
      int i = 0;
      while (it.hasNext()) {
        String name = (String) it.next();
        Argument a = (Argument) args.get(name);

        c = new GridBagConstraints();
        c.insets = new Insets(6, 0, 0, 3);
        c.anchor = GridBagConstraints.WEST;
        add(new JLabel(a.label() + ": "), c);

        JTextField tfParam = new JTextField(a.value());
        tfParams[i++] = tfParam;
        tfParam.setName(name);
        c = new GridBagConstraints();
        c.gridwidth = 0;
        c.insets = new Insets(6, 3, 0, 0);
        c.fill = java.awt.GridBagConstraints.HORIZONTAL;
        c.weightx = 1.0;
        add(tfParam, c);
      }

      c = new GridBagConstraints();
      c.weighty = 1.0;
      JPanel p = new JPanel();
      p.setPreferredSize(new Dimension(1, 1));
      add(p, c);
    }
 /** Override process to display published prime values */
 protected void process(java.util.List<Integer> list) {
   for (int i = 0; i < list.size(); i++) result.append(list.get(i) + " ");
 }